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Table 1 Population, intervention, comparison, outcome, and study design (PICOS) criteria for study inclusion

From: Efficacy of HIV interventions among factory workers in low- and middle-income countries: a systematic review

Criteria Definition
Population Factory workers
Intervention Interventions aimed at reducing HIV incidence, stigma, risk behaviors, changing HIV attitude and increasing HIV/AIDS knowledge and HIV counseling and testing (HCT) uptake
Comparison Comparison between pre- and post-intervention periods or between intervention and control groups
Outcome HIV incidence, stigma, knowledge, attitude, risk behaviors, uptake of HCT
Study Design Pre- and post-intervention study design, randomized controlled trial, and quasi-experiment